18801816

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{311}}^1$

素因数の和:560

約数の個数: 64

約数和(自身を含む): 51667200

約数和(自身を除く): 32865384

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 229, 264, 311, 458, 622, 687, 916, 933, 1244, 1374, 1832, 1866, 2488, 2519, 2748, 3421, 3732, 5038, 5496, 6842, 7464, 7557, 10076, 10263, 13684, 15114, 20152, 20526, 27368, 30228, 41052, 60456, 71219, 82104, 142438, 213657, 284876, 427314, 569752, 783409, 854628, 1566818, 1709256, 2350227, 3133636, 4700454, 6267272, 9400908, 18801816]

約数ペア:

[(1, 18801816), (2, 9400908), (3, 6267272), (4, 4700454), (6, 3133636), (8, 2350227), (11, 1709256), (12, 1566818), (22, 854628), (24, 783409), (33, 569752), (44, 427314), (66, 284876), (88, 213657), (132, 142438), (229, 82104), (264, 71219), (311, 60456), (458, 41052), (622, 30228), (687, 27368), (916, 20526), (933, 20152), (1244, 15114), (1374, 13684), (1832, 10263), (1866, 10076), (2488, 7557), (2519, 7464), (2748, 6842), (3421, 5496), (3732, 5038)]